Subtract 18/16 from 28/45
1st number: 28/45, 2nd number: 1 2/16
28/45 - 18/16 is -181/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
28/45 = 28 × 16/45 × 16 = 448/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
18/16 = 18 × 45/16 × 45 = 810/720 - Subtract the two like fractions:
448/720 - 810/720 = 448 - 810/720 = -362/720 - After reducing the fraction, the answer is -181/360
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